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Finding the Fourth Proportional to 88,000.90, 132,001.35 and 48,634.90

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Solution

The fourth proportional to 88,000.90, 132,001.35 and 48,634.90 is: 72,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.90 : 132,001.35 = 48,634.90 : x
  2. Step 2: Convert to fraction form
    88,000.90/132,001.35 = 48,634.90/x
  3. Step 3: Cross multiply
    88,000.90x = 132,001.35 × 48,634.90
  4. Step 4: Simplify right side
    88,000.90x = 6,419,872,457.12
  5. Step 5: Solve for x
    x = 6,419,872,457.12/88,000.90
  6. Step 6: Final answer
    x = 72,952.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.